TEST BANK For Dental Radiography: Principles and Techniques 6th Edition by Joen Iannucci & Laura Jansen Howerton, Verified Chapters 1 - 35, Complete Newest Version

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Chapter 01: Radiation History
g g g

Iannucci: Dental Radiography, 5th Edition
g g g g




MULTIPLE gCHOICE

1. Radiation gis gdefined gas
a. a gform gof genergy gcarried gby gwaves gor gstreams gof gparticles.
b. a gbeam gof genergy gthat ghas gthe gpower gto gpenetrate gsubstances gand grecord
g image gshadows gon ga greceptor.
c. a ghigh-energy gradiation gproduced gby gthe gcollision gof ga gbeam gof gelectrons gwith
g a gmetal gtarget gin gan gx-ray gtube.
d. a gbranch gof gmedicine gthat gdeals gwith gthe guse gof gx-rays.
ANS: g A
Radiation gis ga gform gof genergy gcarried gby gwaves gor gstreams gof gparticles. gAn gx-ray gis ga gbeam gof
genergy gthat ghas gthe gpower gto gpenetrate gsubstances gand grecord gimage gshadows gon ga greceptor.

X-radiation gis ga ghigh-energy gradiation gproduced gby gthe gcollision gof ga gbeam gof gelectrons gwith ga
gmetal gtarget gin gan gx-ray gtube. gRadiology gis ga gbranch gof gmedicine gthat gdeals gwith gthe guse gof

x-rays.

DIF: Recall REF: g g Page g2 OBJ: g g 1
TOP: g CDA, gRHS, gIII.B.2. gDescribe gthe gcharacteristics gof gx-radiation
MSC: g NBDHE, g2.0 gObtaining gand gInterpreting gRadiographs g| gNBDHE, g2.1 gPrinciples gof
gradiophysics gand gradiobiology




2. A gradiograph gis gdefined gas
a. a gbeam gof genergy gthat ghas gthe gpower gto gpenetrate gsubstances gand grecord
g image gshadows gon ga greceptor.
b. a gpicture gon gfilm gproduced gby gthe gpassage gof gx-rays gthrough gan gobject gor gbody.
c. the gart gand gscience gof gmaking gradiographs gby gthe gexposure gof gan gimage greceptor
to gx-rays.
g

d. a gform gof genergy gcarried gby gwaves gor ga gstream gof gparticles.
ANS: g B
An gx-ray gis ga gbeam gof genergy gthat ghas gthe gpower gto gpenetrate gsubstances gand grecord gimage
gshadows gon ga greceptor. g A gradiograph gis ga gpicture gon gfilm gproduced gby gthe gpassage gof gx-

rays gthrough gan gobject gor gbody. gRadiography gis gthe gart gand gscience gof gmaking gdental gimages
gby gthe gexposure gof ga greceptor gto gx-rays. g Radiation gis ga gform gof genergy gcarried gby gwaves

gor gstreams gof gparticles.




DIF: Comprehension REF: g Page g2 OBJ:
g 1 gTOP: g CDA, gRHS, gIII.B.2. gDescribe gthe gcharacteristics gof gx-

radiation
MSC: g NBDHE, g2.0 gObtaining gand gInterpreting gRadiographs g| gNBDHE, g2.1 gPrinciples gof
gradiophysics gand gradiobiology




3. Your gpatient gasked gyou gwhy gdental gimages gare gimportant. gWhich gof gthe gfollowing gis
gthe gcorrect gresponse?
a. An goral gexamination gwith gdental gimages glimits gthe gpractitioner gto gwhat gis
g seen gclinically.
b. All gdental gdiseases gand gconditions gproduce gclinical gsigns gand gsymptoms.

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c. Dental gimages gare gnot ga gnecessary gcomponent gof gcomprehensive gpatient gcare.
d. Many gdental gdiseases gare gtypically gdiscovered gonly gthrough gthe guse gof
dental gimages.
g



ANS: g D
An goral gexamination gwithout gdental gimages glimits gthe gpractitioner gto gwhat gis gseen gclinically.
gMany gdental gdiseases gand gconditions gproduce gno gclinical gsigns gand gsymptoms. g Dental

gimages gare ga gnecessary gcomponent gof gcomprehensive gpatient gcare. gMany gdental gdiseases gare

gtypically gdiscovered gonly gthrough gthe guse gof gdental gimages.




DIF: Application REF: g g Page g2 OBJ: g g 2
TOP: g CDA, gRHS, gIII.B.2. gDescribe gthe gcharacteristics gof gx-radiation
MSC: g NBDHE, g2.0 gObtaining gand gInterpreting gRadiographs g| gNBDHE, g2.5 gGeneral

4. The gx-ray gwas gdiscovered gby
a. Heinrich gGeissler
b. Wilhelm gRoentgen
c. Johann gHittorf
d. William gCrookes
ANS: g B
Heinrich gGeissler gbuilt gthe gfirst gvacuum gtube gin g1838. g g Wilhelm gRoentgen gdiscovered gthe
x-ray gon gNovember g8, g1895. g Johann gHittorf gobserved gin g1870 gthat gdischarges gemitted
gfrom gthe gnegative gelectrode gof ga gvacuum gtube gtraveled gin gstraight glines, gproduced gheat, gand

gresulted gin ga ggreenish gfluorescence. gWilliam gCrookes gdiscovered gin gthe glate g1870s gthat

gcathode grays gwere gstreams gof gcharged gparticles.




DIF: Recall REF: g g Page g2 OBJ: g g 4
TOP: g CDA, gRHS, gIII.B.2. gDescribe gthe gcharacteristics gof gx-radiation
MSC: g NBDHE, g2.0 gObtaining gand gInterpreting gRadiographs g| gNBDHE, g2.5 gGeneral

5. Who gexposed gthe gfirst gdental gradiograph gin gthe gUnited gStates gusing ga glive gperson?
a. Otto gWalkoff
b. Wilhelm gRoentgen
c. Edmund gKells
d. Weston gPrice
ANS: g C
Otto gWalkoff gwas ga gGerman gdentist gwho gmade gthe gfirst gdental gradiograph. g Wilhelm
gRoentgen gwas ga gBavarian gphysicist gwho gdiscovered gthe gx-ray. g Edmund gKells gexposed gthe

gfirst gdental gradiograph gin gthe gUnited gStates gusing ga glive gperson. g Price gintroduced gthe

gbisecting gtechnique gin g1904.




DIF: Recall REF: g g Page g4 OBJ: g g 5
TOP: g CDA, gRHS, gIII.B.2. gDescribe gthe gcharacteristics gof gx-radiation
MSC: g NBDHE, g2.0 gObtaining gand gInterpreting gRadiographs g| gNBDHE, g2.5 gGeneral

6. Current gfast gradiographic gfilm grequires g % gless gexposure gtime gthan gthe ginitial
exposure gtimes gused gin g1920.
g

a. 33
b. 98
c. 73

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d. 2
ANS: g D
Current gfast gradiographic gfilm grequires g98% gless gexposure gtime gthan gthe ginitial gexposure
gtimes gused gin g1920.




DIF: Comprehension REF: g Page g5 OBJ:
g 6 gTOP: g CDA, gRHS, gIII.B.2. gDescribe gthe gcharacteristics gof gx-

radiation
MSC: g NBDHE, g2.0 gObtaining gand gInterpreting gRadiographs g| gNBDHE, g2.5 gGeneral

7. Who gmodified gthe gparalleling gtechnique gwith gthe gintroduction gof gthe glong-cone gtechnique?
a. C. gEdmund gKells
b. Franklin gW. gMcCormack
c. F. gGordon gFitzgerald
d. Howard gRiley gRaper

ANS: g C
C. gEdmund gKells gintroduced gthe gparalleling gtechnique gin g1896. gFranklin gW. gMcCormack
greintroduced gthe gparalleling gtechnique gin g1920. gF. gGordon gFitzgerald gmodified gthe gparalleling

gtechnique gwith gthe gintroduction gof gthe glong-cone gtechnique. gThis gis gthe gtechnique gcurrently

gused. gHoward gRiley gRaper gmodified gthe gbisecting gtechnique gand gintroduced gthe gbite-wing

gtechnique gin g1925.




DIF: Recall REF: g g Page g4 OBJ: g g 7
TOP: g CDA, gRHS, gIII.B.2. gDescribe gthe gcharacteristics gof gx-radiation
MSC: g NBDHE, g2.0 gObtaining gand gInterpreting gRadiographs g| gNBDHE, g2.5 gGeneral

8. Which gof gthe gfollowing gis gan gadvantage gof gdigital gimaging?
a. Increased gpatient gradiation gexposure
b. Increased gpatient gcomfort
c. Increased gspeed gfor gviewing gimages
d. Increased gchemical gusage
ANS: g C
Patient gexposure gis greduced gwith gdigital gimaging. gDigital gsensors gare gmore gsensitive gto gx-
rays gthan gfilm. gDigital gsensors gare grigid gand gbulky, gcausing gdecreased gpatient gcomfort. gThe
gimage gfrom gdigital gsensors gis guploaded gdirectly gto gthe gcomputer gand gmonitor gwithout gthe

gneed gfor gchemical gprocessing. gThis gallows gfor gimmediate ginterpretation gand gevaluation. gThe

gimage gfrom gdigital gsensors gis guploaded gdirectly gto gthe gcomputer gand gmonitor gwithout gthe

gneed gfor gchemical gprocessing.




DIF: Comprehension REF: g Page g6 OBJ: g 7
gTOP: g CDA, gRHS, gI.B.2. gDemonstrate gbasic gknowledge gof gdigital

gradiography

MSC: g NBDHE, g2.0 gObtaining gand gInterpreting gRadiographs g| gNBDHE, g2.5 gGeneral

9. Which gdiscovery gwas gthe gprecursor gto gthe gdiscovery gof gx-rays?
a. Beta gparticles
b. Alpha gparticles
c. Cathode grays
d. Radioactive gmaterials
ANS: g C